2972123280

Names of 2972123280

• Cardinal: 2972123280 can be written as Two billion, nine hundred seventy-two million, one hundred twenty-three thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.97212328 × 10⁹

Factors of 2972123280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 21858

Divisors of 2972123280

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 54 56 60 63 70 72 80 81 84 90 105 108 112 120 126 135 140 144 162 168 180 189 210 216 240 243 252 270 280 315 324 336 360 378 405 420 432 486 504 540 560 567 630 648 720 756 810 840 945 972 1008 1080 1134 1215 1260 1296 1512 1620 1680 1701 1890 1944 2160 2268 2430 2520 2835 3024 3240 3402 3780 3888 4536 4860 5040 5670 6480 6804 7560 8505 9072 9720 11340 13608 15120 17010 19440 21841 22680 27216 34020 43682 45360 65523 68040 87364 109205 131046 136080 152887 174728 196569 218410 262092 305774 327615 349456 393138 436820 458661 524184 589707 611548 655230 764435 786276 873640 917322 982845 1048368 1179414 1223096 1310460 1375983 1528870 1572552 1747280 1769121 1834644 1965690 2293305 2358828 2446192 2620920 2751966 2948535 3057740 3145104 3538242 3669288 3931380 4127949 4586610 4717656 5241840 5307363 5503932 5897070 6115480 6879915 7076484 7338576 7862760 8255898 8845605 9173220 9435312 10614726 11007864 11794140 12230960 12383847 13759830 14152968 15725520 16511796 17691210 18346440 20639745 21229452 22015728 23588280 24767694 26536815 27519660 28305936 33023592 35382420 36692880 37151541 41279490 42458904 47176560 49535388 53073630 55039320 61919235 66047184 70764840 74303082 82558980 84917808 99070776 106147260 110078640 123838470 141529680 148606164 165117960 185757705 198141552 212294520 247676940 297212328 330235920 371515410 424589040 495353880 594424656 743030820 990707760 1486061640 2972123280
• Sum of all divisors σ(n): 11830326144
• Sum of proper divisors (its aliquot sum) s(n): 8858202864
• 2972123280 is an abundant number, because the sum of its proper divisors (8858202864) is greater than itself. Its abundance is 5886079584

Bases of 2972123280

• Binary: 10110001001001110000000010010000₂
• Hexadecimal: 0xB1270090
• Base-36: 1D5IX00

Squares and roots of 2972123280

• 2972123280 squared (2972123280²) is 8833516791517958400
• 2972123280 cubed (2972123280³) is 26254300900341430698711552000
• The square root of 2972123280 is 54517.1833461707
• The cube root of 2972123280 is 1437.7684184837

Scales and comparisons

• 2,972,123,280 seconds is equal to 94 years, 26 weeks, 1 day, 13 hours, 48 minutes.
• To count from 1 to 2,972,123,280 would take you about one hundred eighty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 2972123280 cubic inches would be around 119.8 feet tall.

Recreational maths with 2972123280

• 2972123280 backwards is 0823212792
• 2972123280 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2972123280's digits is 36
• More coming soon!